Authorized Metacaulk® Distributor(732) 757-4552
Devices
Metacaulk Intumescent Pipe Collars
Prefabricated, powder-coated galvanized steel housing with highly reactive graphite-based intumescent material. Easy locking tab for quick installation. Expansion ratio 1:20. Up to 3-hour fire resistance for a wide range of combustible pipe materials.

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UL-Classified SystemsComponents of tested UL firestop systems
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Authorized DistributorGenuine Metacaulk® / RectorSeal
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TDS & SDSFull technical documentation
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Same-Day ShippingOrder by 11 AM CST
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Spec & Submittal SupportCode & system help
Key features
- UL Classified systems up to 3 hours
- Economical — 25% reduction in installation time
- Pre-fixed attachment lugs, fits limited access areas
- Works with PVC, CPVC, ABS, FRPP, PEX, PP, PVDF pipes
- Expansion ratio 1:20, FBC System Compatible
Typical applications
- Single & bunched cables
- combustible pipes (PVC
- CPVC
- ABS
- FRPP
- PEX
- PP
- PVDF
- UPVC
- XFR-PVC)
- insulated pipes (PVC/ABS
- foam core
- glass wool)
Technical data
| VOC | <10 g/L |
|---|---|
| Color | Black/Red housing |
| Density | 1,334 kg/m³ |
| Chemical Base | Graphite based on Synthetic compound |
| Smoke Index | 20 |
| Flame Spread | 0 |
| Expansion Ratio | 1:20 |
| Expansion Pressure | 1.330 N/mm² (13.3 Bar) |
Installation overview
- Clean all surfaces free from debris and contaminants
- Select correct collar size for penetrant diameter
- If smoke seal required, apply sealant within annulus before attaching collar
- Attach collar around penetrant, secure interlocking tabs
- Pre-drill and secure using appropriate anchors through anchoring tabs